/Engine/Plugins/Developer/PluginUtils/Source/PluginUtils/Public/PluginUtils.h
Finds a loaded plugin from a plugin descriptor file path
static [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IPlugin](API\Runtime\Projects\Interfaces\IPlugin) > FindLoadedPlugin ( const [FString](API\Runtime\Core\Containers\FString) & PluginDescriptorFileName )